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Usually one. If you're just talking about a motherboard BIOS. Even videocards, sound cards and indeed even network cards also have BIOS chips in some cases.

New board of a performance class (such as ASUS's Republic of Gamers ROG) boards have been known to have dual BIOS chips which allow the user to select which one of the chips they would like to use. This allows for performance tweaking and overclocking without risking being unable to boot due to corrupted setting OR due to a failed Bios upgrade for example.

Hope this helps!

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13y ago
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13y ago

At least two, one on your mobo and one on your VGA card.

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Q: How many bios rom chips are in a PC?
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What is the physical part of the PC that keeps track of the hardware resources on the system is the?

the ROM BIOS chip


How many BIOS ROM are in a PC?

At least two, one on your mobo and one on your VGA card.


Data and instructions are stored on special ROM chips on the board and are called?

You might be talking about the BIOS, the Basic Input Output System stored on a ROM chip on the Computer Mainboard. It is the initial boot code run by the pc.


What is the ROM BIOS?

A ROM is a copy of a game downloadable online. A BIOS is a file used to make an emulator work properly.


Where would you set a boot order for a CD-Rom on a PC?

net bios


Where would a technician set the boot order for a PC if he is using CD-Rom?

BIOS


Is the firmware It is software stored on ROM and is used to start up the computer?

Are you talking about BIOS? (Basic Input Output System) BIOS is the first thing a PC uses to start up and then to load the operating system, and every system comes with BIOS. hope that helps.


What is upper memory?

It is the uppermost region of the PC memory map for ROM, usually from 640K up to 1024K, originally reserved for BIOS, device drivers, and TSRs.


How do you install xp on a PC which previously booted from a network?

You have to have a hard drive in your PC, a Windows Xp installation CD or DVD, a serial number, and data for activation (if required). After that go in BIOS settings, find boor order or boot sequence settings and choose as first bootable device a CD-ROM (DVD-ROM). Then insert the disk in CD/DVD device save settings in BIOS, you PC will restart and after that follow instruction of XP installer.


Why BIOS is necessary in cp?

why it is necessary to have Bios in a PC


Can you boot from a CD-ROM?

Yes you can, but only if the BIOS setting permits it. If it doesn't do it automatically you will have to check the "Boot devices" settings and make sure CD-ROM comes first in the list. You can check the BIOS settings at the point when you boot up the PC after it has been switched off. Switch on the PC and then, during the boot-up phase, you must keep holding down the 'Delete' key until the BIOS settings screen is displayed. Then find the "Boot devices screen" and use the 'Page Up' and 'Page Down' keys to ensure that "Boot from CD-ROM" appears 1st in the list and the Hard Disk appears 2nd in the list. Then save the settings and allow the PC to reboot. It will then check if there is a CD-ROM inserted in the drive. If there is a CD-ROM there it will try to boot from it. If you have made the PC's 2nd boot device the Hard Disk then, if there is no CD-ROM in the drive, the PC will go to the the Hard Disk to boot up. All that will happen automatically every time the PC is rebooted.


What hold the instructions the computer needs to start up?

The first place would be the ROM BIOS. Then the BIOS checks your storage devices and tries to load the boot area from the first available one it finds, and the boot sector then starts the operating system.